CVE-2021-38485 json
Emerson WirelessHART Gateway
published 2021-10-22 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-24937
- cvss
- 8.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 60%
- public exploits
- 0
- none known
Summary
The affected product is vulnerable to improper input validation in the restore file. This enables an attacker to provide malicious config files to replace any file on disk.
Patch / fix
- emerson wireless_1410_gateway_firmware 4.7.94
- emerson wireless_1410d_gateway_firmware 4.7.94
- emerson wireless_1420_gateway_firmware 4.7.94
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-21-278-02 updated cvss 8.0
Emerson WirelessHART Gateway
-
Emerson WirelessHART 1410 Gateway < 4.7.94 Emerson WirelessHART 1410D Gateway < 4.7.94 Emerson WirelessHART 1420 Gateway < 4.7.94affected: mitigation “Emerson recommends upgrading to v4.7.105 to address these vulnerabilities.” go.emersonautomation.com
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
Exploit prediction
0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- Emerson WirelessHART Gateway
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
us-cert.cisa.gov
/ics/advisories/icsa-21-278-02
patch, third-party-advisory, us-government-resource
Sources
- CVE List CVE-2021-38485
- NVD CVE-2021-38485
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.